def button6():
playback_WAV('E4.wav')
print("E4")
def all_buttons():
for key in song:
filename = key + '.wav'
playback_WAV(filename)
def button5():
playback_WAV('G3.wav')
print("G3")
def button4():
playback_WAV('B3.wav')
print("B3")
def button3():
playback_WAV('D3.wav')
print("D3")
def button2():
playback_WAV('A2.wav')
print("A2")
def button1():
playback_WAV('E2.wav')
print("E2")
